3D printer



FIG. 1 is a perspective view of a 3D printer showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

FIG. 8 is a perspective view showing the 3D printer in a first conditionof use; and,

FIG. 9 is second perspective view showing the 3D printer in a secondcondition of use.

The broken lines shown represent unclaimed environmental subject matter.

CLAIM The ornamental design for a 3D printer, as shown and described.